—Ann, I remember that you didn’t use       noodles with chopsticks well.

—People should change.After my three-year life in China．I am used         noodles with them.

A．to eating; for eating

B．to eat；to eat

C．to eat；to eating

D．to eat；for eating

下列"结肠癌"的造影表现，哪项也可见于良性病变（）

A.环堤

B.半月征

C.结肠壁局限性僵硬

D.苹果核征

E.充盈缺损